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5KSD

Crystal Structure of a Plasma Membrane Proton Pump

Replaces:  3B8C
Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0005215molecular_functiontransporter activity
A0005524molecular_functionATP binding
A0008553molecular_functionP-type proton-exporting transporter activity
A0016020cellular_componentmembrane
A0016887molecular_functionATP hydrolysis activity
A0120029biological_processproton export across plasma membrane
B0000166molecular_functionnucleotide binding
B0005215molecular_functiontransporter activity
B0005524molecular_functionATP binding
B0008553molecular_functionP-type proton-exporting transporter activity
B0016020cellular_componentmembrane
B0016887molecular_functionATP hydrolysis activity
B0120029biological_processproton export across plasma membrane
Functional Information from PDB Data
site_idAC1
Number of Residues2
Detailsbinding site for residue MG A 901
ChainResidue
AASP588
AACP904

site_idAC2
Number of Residues1
Detailsbinding site for residue MG A 902
ChainResidue
AASP372

site_idAC3
Number of Residues4
Detailsbinding site for residue K A 903
ChainResidue
ALEU596
ALYS597
AALA599
AASP617

site_idAC4
Number of Residues12
Detailsbinding site for residue ACP A 904
ChainResidue
AILE374
AASP375
APHE400
ATHR407
AALA425
ASER457
ALEU458
ATHR511
AGLY512
AMG901
ATHR331
AASP372

site_idAC5
Number of Residues3
Detailsbinding site for residue LMT A 905
ChainResidue
AARG775
ASER776
AARG842

site_idAC6
Number of Residues2
Detailsbinding site for residue MG B 901
ChainResidue
BASP588
BACP904

site_idAC7
Number of Residues1
Detailsbinding site for residue MG B 902
ChainResidue
BACP904

site_idAC8
Number of Residues4
Detailsbinding site for residue K B 903
ChainResidue
BLEU596
BLYS597
BALA599
BASP617

site_idAC9
Number of Residues14
Detailsbinding site for residue ACP B 904
ChainResidue
BLYS330
BTHR331
BASP372
BILE374
BASP375
BPHE400
BTHR407
BALA425
BARG456
BLEU458
BTHR511
BGLY512
BMG901
BMG902

site_idAD1
Number of Residues3
Detailsbinding site for residue LMT B 905
ChainResidue
BARG775
BSER776
BARG842

Functional Information from PROSITE/UniProt
site_idPS00154
Number of Residues7
DetailsATPASE_E1_E2 E1-E2 ATPases phosphorylation site. DKTGTLT
ChainResidueDetails
AASP329-THR335

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues38
DetailsTRANSMEM: Helical; Name=1 => ECO:0000255
ChainResidueDetails
ALEU62-ILE81
BLEU62-ILE81

site_idSWS_FT_FI2
Number of Residues100
DetailsTOPO_DOM: Extracellular => ECO:0000255
ChainResidueDetails
AALA82-TRP93
BASN806-ARG813
AILE265-GLY273
AILE666-ASP670
AALA731-HIS751
AASN806-ARG813
BALA82-TRP93
BILE265-GLY273
BILE666-ASP670
BALA731-HIS751

site_idSWS_FT_FI3
Number of Residues40
DetailsTRANSMEM: Helical; Name=2 => ECO:0000255
ChainResidueDetails
AGLN94-GLU114
BGLN94-GLU114

site_idSWS_FT_FI4
Number of Residues1010
DetailsTOPO_DOM: Cytoplasmic => ECO:0000255
ChainResidueDetails
AASN115-ILE243
AVAL292-LYS643
AARG694-ILE709
AARG773-GLY784
BASN115-ILE243
BVAL292-LYS643
BARG694-ILE709
BARG773-GLY784

site_idSWS_FT_FI5
Number of Residues40
DetailsTRANSMEM: Helical; Name=3 => ECO:0000255
ChainResidueDetails
AGLY244-PRO264
BGLY244-PRO264

site_idSWS_FT_FI6
Number of Residues34
DetailsTRANSMEM: Helical; Name=4 => ECO:0000255
ChainResidueDetails
AILE274-THR291
BILE274-THR291

site_idSWS_FT_FI7
Number of Residues42
DetailsTRANSMEM: Helical; Name=5 => ECO:0000255
ChainResidueDetails
AASN644-LEU665
BASN644-LEU665

site_idSWS_FT_FI8
Number of Residues44
DetailsTRANSMEM: Helical; Name=6 => ECO:0000255
ChainResidueDetails
APHE671-ASP693
BPHE671-ASP693

site_idSWS_FT_FI9
Number of Residues40
DetailsTRANSMEM: Helical; Name=7 => ECO:0000255
ChainResidueDetails
APHE710-ALA730
BPHE710-ALA730

site_idSWS_FT_FI10
Number of Residues40
DetailsTRANSMEM: Helical; Name=8 => ECO:0000255
ChainResidueDetails
AGLU752-THR772
BGLU752-THR772

site_idSWS_FT_FI11
Number of Residues40
DetailsTRANSMEM: Helical; Name=9 => ECO:0000255
ChainResidueDetails
AALA785-ALA805
BALA785-ALA805

site_idSWS_FT_FI12
Number of Residues40
DetailsTRANSMEM: Helical; Name=10 => ECO:0000255
ChainResidueDetails
AGLY814-LEU834
BGLY814-LEU834

site_idSWS_FT_FI13
Number of Residues2
DetailsACT_SITE: 4-aspartylphosphate intermediate => ECO:0000250
ChainResidueDetails
AASP329
BASP329

site_idSWS_FT_FI14
Number of Residues4
DetailsBINDING: BINDING => ECO:0000250
ChainResidueDetails
AASP588
AASP592
BASP588
BASP592

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PDB entries from 2025-06-18

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